Home / 14,871.58-20,521.28-9,562.44

Finding the Fourth Proportional to 14,871.58, 20,521.28 and 9,562.44

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Solution

The fourth proportional to 14,871.58, 20,521.28 and 9,562.44 is: 13,195.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,871.58 : 20,521.28 = 9,562.44 : x
  2. Step 2: Convert to fraction form
    14,871.58/20,521.28 = 9,562.44/x
  3. Step 3: Cross multiply
    14,871.58x = 20,521.28 × 9,562.44
  4. Step 4: Simplify right side
    14,871.58x = 196,233,508.72
  5. Step 5: Solve for x
    x = 196,233,508.72/14,871.58
  6. Step 6: Final answer
    x = 13,195.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.